【Sizing options】: Size small is intended to fit 5.1-5.85inch; Size medium is intended to fit 5.85-6.6inch wrists. Please measure your wrists or ask our customer service before your order this motion sickness bands..【Breathable Material & Unique aesthetic patterns print】:This sea sickness wristbands are made of stretchy polyester material and skin-friendly, durable, lightweight, fits snugly without constriction. It will not easy to crack and peel,can be washable directly, very easy to clean.Incorporating aesthetic pattern elements and a slim design at the same time. Using advanced printing technology that will not fade. The cute ocean animal patterns and novel styles perfectly fit any occasion for kids..【Natural Choice for Nausea Relief】: Anti nausea wristbands works by pressure on the Nei-Kuan acupressure points on each wrist by means of a plastic stud that work to restore balance in the body.They're a natural, reusable & non-drowsy remedy with no drugs or side effects,and fast acting within 3 minutes..【Reduce Various Sickness】:Are you upset by motion sickness? Motion sickness bands are clinically proven to relieve nausea, motion sickness, sea sickness, car sickness, aircraft sickness & morning sickness in addition to helping with post-operative & chemotherapy-induced nausea..【After-Sale Service】: LYJEE is committed to creating and providing motion sickness bands. We aim to offer you the best shopping experience possible by improving everything we do,If you are unsatisfied, please feel free to click "Contact Seller" from the order number to contact us. We will be sure to solve your problem.